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Diffstat (limited to 'sound/soc/pxa/raumfeld.c')
-rw-r--r--sound/soc/pxa/raumfeld.c61
1 files changed, 40 insertions, 21 deletions
diff --git a/sound/soc/pxa/raumfeld.c b/sound/soc/pxa/raumfeld.c
index acfce1c0f1c9..7e3f41696c41 100644
--- a/sound/soc/pxa/raumfeld.c
+++ b/sound/soc/pxa/raumfeld.c
@@ -41,7 +41,9 @@ static struct i2c_board_info max9486_hwmon_info = {
41}; 41};
42 42
43#define MAX9485_MCLK_FREQ_112896 0x22 43#define MAX9485_MCLK_FREQ_112896 0x22
44#define MAX9485_MCLK_FREQ_122880 0x23 44#define MAX9485_MCLK_FREQ_122880 0x23
45#define MAX9485_MCLK_FREQ_225792 0x32
46#define MAX9485_MCLK_FREQ_245760 0x33
45 47
46static void set_max9485_clk(char clk) 48static void set_max9485_clk(char clk)
47{ 49{
@@ -71,9 +73,17 @@ static int raumfeld_cs4270_startup(struct snd_pcm_substream *substream)
71 struct snd_soc_pcm_runtime *rtd = substream->private_data; 73 struct snd_soc_pcm_runtime *rtd = substream->private_data;
72 struct snd_soc_dai *codec_dai = rtd->dai->codec_dai; 74 struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
73 75
74 set_max9485_clk(MAX9485_MCLK_FREQ_112896); 76 /* set freq to 0 to enable all possible codec sample rates */
77 return snd_soc_dai_set_sysclk(codec_dai, 0, 0, 0);
78}
75 79
76 return snd_soc_dai_set_sysclk(codec_dai, 0, 11289600, 0); 80static void raumfeld_cs4270_shutdown(struct snd_pcm_substream *substream)
81{
82 struct snd_soc_pcm_runtime *rtd = substream->private_data;
83 struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
84
85 /* set freq to 0 to enable all possible codec sample rates */
86 snd_soc_dai_set_sysclk(codec_dai, 0, 0, 0);
77} 87}
78 88
79static int raumfeld_cs4270_hw_params(struct snd_pcm_substream *substream, 89static int raumfeld_cs4270_hw_params(struct snd_pcm_substream *substream,
@@ -86,20 +96,24 @@ static int raumfeld_cs4270_hw_params(struct snd_pcm_substream *substream,
86 int ret = 0; 96 int ret = 0;
87 97
88 switch (params_rate(params)) { 98 switch (params_rate(params)) {
89 case 8000: 99 case 44100:
90 case 16000: 100 set_max9485_clk(MAX9485_MCLK_FREQ_112896);
101 clk = 11289600;
102 break;
91 case 48000: 103 case 48000:
92 case 96000:
93 set_max9485_clk(MAX9485_MCLK_FREQ_122880); 104 set_max9485_clk(MAX9485_MCLK_FREQ_122880);
94 clk = 12288000; 105 clk = 12288000;
95 break; 106 break;
96 case 11025:
97 case 22050:
98 case 44100:
99 case 88200: 107 case 88200:
100 set_max9485_clk(MAX9485_MCLK_FREQ_112896); 108 set_max9485_clk(MAX9485_MCLK_FREQ_225792);
101 clk = 11289600; 109 clk = 22579200;
102 break; 110 break;
111 case 96000:
112 set_max9485_clk(MAX9485_MCLK_FREQ_245760);
113 clk = 24576000;
114 break;
115 default:
116 return -EINVAL;
103 } 117 }
104 118
105 fmt = SND_SOC_DAIFMT_I2S | 119 fmt = SND_SOC_DAIFMT_I2S |
@@ -128,7 +142,7 @@ static int raumfeld_cs4270_hw_params(struct snd_pcm_substream *substream,
128 if (ret < 0) 142 if (ret < 0)
129 return ret; 143 return ret;
130 144
131 ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_EXT, 0, 1); 145 ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_EXT, clk, 1);
132 if (ret < 0) 146 if (ret < 0)
133 return ret; 147 return ret;
134 148
@@ -137,6 +151,7 @@ static int raumfeld_cs4270_hw_params(struct snd_pcm_substream *substream,
137 151
138static struct snd_soc_ops raumfeld_cs4270_ops = { 152static struct snd_soc_ops raumfeld_cs4270_ops = {
139 .startup = raumfeld_cs4270_startup, 153 .startup = raumfeld_cs4270_startup,
154 .shutdown = raumfeld_cs4270_shutdown,
140 .hw_params = raumfeld_cs4270_hw_params, 155 .hw_params = raumfeld_cs4270_hw_params,
141}; 156};
142 157
@@ -181,20 +196,24 @@ static int raumfeld_ak4104_hw_params(struct snd_pcm_substream *substream,
181 int fmt, ret = 0, clk = 0; 196 int fmt, ret = 0, clk = 0;
182 197
183 switch (params_rate(params)) { 198 switch (params_rate(params)) {
184 case 8000: 199 case 44100:
185 case 16000: 200 set_max9485_clk(MAX9485_MCLK_FREQ_112896);
201 clk = 11289600;
202 break;
186 case 48000: 203 case 48000:
187 case 96000:
188 set_max9485_clk(MAX9485_MCLK_FREQ_122880); 204 set_max9485_clk(MAX9485_MCLK_FREQ_122880);
189 clk = 12288000; 205 clk = 12288000;
190 break; 206 break;
191 case 11025:
192 case 22050:
193 case 44100:
194 case 88200: 207 case 88200:
195 set_max9485_clk(MAX9485_MCLK_FREQ_112896); 208 set_max9485_clk(MAX9485_MCLK_FREQ_225792);
196 clk = 11289600; 209 clk = 22579200;
210 break;
211 case 96000:
212 set_max9485_clk(MAX9485_MCLK_FREQ_245760);
213 clk = 24576000;
197 break; 214 break;
215 default:
216 return -EINVAL;
198 } 217 }
199 218
200 fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF; 219 fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF;
@@ -217,7 +236,7 @@ static int raumfeld_ak4104_hw_params(struct snd_pcm_substream *substream,
217 if (ret < 0) 236 if (ret < 0)
218 return ret; 237 return ret;
219 238
220 ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_EXT, 0, 1); 239 ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_EXT, clk, 1);
221 if (ret < 0) 240 if (ret < 0)
222 return ret; 241 return ret;
223 242